| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [was/were] [prep] | 27667 |
|
| 2 | [noun] [Wh pn] [was/were] | 8343 |
|
| 3 | [Wh pn] [was/were] [prep] | 1512 |
|
| 4 | [noun] [Wh pn] [prep] | 646 |
|
